diff --git a/sys/ld/elf.c b/sys/ld/elf.c
index 6f640a0..cd8648b 100644
--- a/sys/ld/elf.c
+++ b/sys/ld/elf.c
@@ -126,9 +126,9 @@ static int map_image(struct elf_image *image)
 		int prot = 0;
 		size_t offset = phdr.p_offset & ~PAGE_MASK;
 
-		phdr.p_flags &PF_R && (prot |= PROT_READ);
-		phdr.p_flags &PF_W && (prot |= PROT_WRITE);
-		phdr.p_flags &PF_X && (prot |= PROT_EXEC);
+		phdr.p_flags & PF_R && (prot |= PROT_READ);
+		phdr.p_flags & PF_W && (prot |= PROT_WRITE);
+		phdr.p_flags & PF_X && (prot |= PROT_EXEC);
 
 		virt_addr_t vaddr = phdr.p_vaddr;
 		virt_addr_t vlimit = phdr.p_vaddr + phdr.p_memsz;